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Finding the Fourth Proportional to 93,676.75, 140,499.73 and 40,354.26

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Solution

The fourth proportional to 93,676.75, 140,499.73 and 40,354.26 is: 60,524.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,676.75 : 140,499.73 = 40,354.26 : x
  2. Step 2: Convert to fraction form
    93,676.75/140,499.73 = 40,354.26/x
  3. Step 3: Cross multiply
    93,676.75x = 140,499.73 × 40,354.26
  4. Step 4: Simplify right side
    93,676.75x = 5,669,762,948.23
  5. Step 5: Solve for x
    x = 5,669,762,948.23/93,676.75
  6. Step 6: Final answer
    x = 60,524.76

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.